69 lines
1.8 KiB
JavaScript
69 lines
1.8 KiB
JavaScript
import ngModule from '../module';
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import './droppable.scss';
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export function directive($parse) {
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return {
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restrict: 'A',
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link: function($scope, $element, $attrs) {
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const element = $element[0];
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const onDropEvent = $parse($attrs.onDrop);
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const isDroppable = $attrs.vnDroppable === 'true';
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if (!isDroppable) return;
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/**
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* Captures current dragging element
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*/
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element.addEventListener('dragstart', () => {
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this.dragged = element;
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});
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/**
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* Enter droppable area event
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*/
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element.addEventListener('dragenter', event => {
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element.classList.add('active');
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event.stopImmediatePropagation();
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event.preventDefault();
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}, false);
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/**
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* Exit droppable area event
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*/
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element.addEventListener('dragleave', event => {
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element.classList.remove('active');
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event.stopImmediatePropagation();
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event.preventDefault();
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});
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/**
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* Prevent dragover for allowing
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* dispatch drop event
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*/
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element.addEventListener('dragover', event => {
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event.stopPropagation();
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event.preventDefault();
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});
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/**
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* Fires when a drop events
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*/
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element.addEventListener('drop', event => {
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element.classList.remove('active');
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onDropEvent($scope, {event});
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event.stopPropagation();
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event.preventDefault();
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});
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}
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};
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}
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directive.$inject = ['$parse'];
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ngModule.directive('vnDroppable', directive);
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